エレコムオープンイヤーイヤホン Bluetooth 5.4 ワイヤレスヘッドホン耳を塞がない耳掛け式マイク内蔵最大10時間再生 / 片耳9.8gの軽量設計 / タッチセンサー [人の声が聴き取りやすいVoiceモード搭載] マットブラック LBT-ECOWS01MBK

￥4,990 ￥5,980 -17%

* Prices are as of the time of writing. Please check Amazon for the latest prices.

Elecom LBT-ECOWS01MBK: Can You Hear Ambient Sound?

Name: エレコム オープンイヤー イヤホン Bluetooth 5.4 ワイヤレス ヘッドホン 耳を塞がない 耳掛け式 マイク内蔵 最大10時間再生 / 片耳9.8gの軽量設計 /
SKU: B0DTP87479
Price: 4990 JPY
Availability: InStock

This AI-assisted buying guide summarizes public product information. We have not used or performance-tested this product.

3.8(61)

JPSaver Score

Rating

3.8

Popularity

2.2

A lightweight open-ear wireless headphone designed for multitasking and safety by allowing ambient sound to pass through [S1].

👍 Great for

Ideal for parents who need to stay alert to their children or office workers who need to remain reachable by colleagues [S1].

🤔 Not for you if

Avoid this model if you seek total noise isolation or an immersive listening experience with active noise cancellation.

✓ Pros

• Open-ear design allows for seamless conversation and situational awareness [S1]
• Lightweight build at 9.8g per ear for comfortable wear [S1]
• Voice mode optimizes the hearing of human speech [S1]
• Equipped with Bluetooth 5.4 connectivity [S1]

✗ Cons

• Lack of ear-sealing means no noise isolation or immersive audio
• Audio may be drowned out in extremely noisy environments

Review

The Elecom LBT-ECOWS01MBK is an open-ear wireless headphone designed to allow users to hear ambient sounds while listening to audio [S1]. It is specifically engineered for scenarios where situational awareness is critical, such as hearing a family member's call at home, responding to an intercom, or communicating with colleagues in an office without removing the device [S1]. It is also suitable for outdoor use where hearing environmental noise is necessary for safety [S1]. Technical specifications include Bluetooth 5.4 connectivity and a lightweight design weighing approximately 9.8g per ear [S1]. It offers up to 10 hours of playback and features a dedicated "Voice mode" to enhance speech clarity, along with touch sensors [S1]. Note that because it does not seal the ear canal, it provides no noise isolation.

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FAQ

Q. Can I have conversations while listening to music? ▾

Yes, the open-ear design allows you to converse smoothly without removing the headphones [S1].

Q. Is it safe for outdoor use? ▾

Yes, it is designed so that environmental sounds remain audible for safety during travel [S1].

Q. What is the battery life? ▾

It supports up to 10 hours of playback [S1].

Sources and buying checks

This AI-assisted buying guide summarizes public product information. We have not used or performance-tested this product.

Guide updated: 2026-09-06

[S1] エレコムオープンイヤーイヤホン Bluetooth 5.4 ワイヤレスヘッドホン耳を塞がない耳掛け式マイク内蔵最大10時間再生 / 片耳9.8gの軽量設計 / タッチセンサー [人の声が聴き取りやすいVoiceモード搭載] マットブラック LBT-ECOWS01MBK — 2026-07-20

Before buying in Japan, check the exact model’s manual/app language, local warranty, required accessories and installation or compatibility requirements. Unlisted capabilities are not confirmed.